1 answer

A certain company reported that 60% of the emails they receive are spam. Suppose 6 of...

Question:

A certain company reported that 60% of the emails they receive are spam. Suppose 6 of these emails are randomly selected, what is the probability that more than 5 of these 6 emails are spam?


Answers

Given That О: С x 5 Р- 60°, О. 6 V: 1-P = -04 6 = 04 P( x 75) P(x=6) = n , x ptx q n- вс, хо• 6“ хо. 6-6 хо. 66 x | - О. О4 G

.

Similar Solved Questions

1 answer
The function x - (6.3 m) cos[(47rad/s)t + z/5 rad] gives the simple harmonic motion of...
The function x - (6.3 m) cos[(47rad/s)t + z/5 rad] gives the simple harmonic motion of a body. At t = 5.9 s, what are the (a) displacement, (b) velocity, (c) acceleration, and (d) phase of the motion? Also, what are the (e) frequency and (f) period of the motion? i (a) Number Units i (b) Number Unit...
1 answer
Please reply to this post & ask one question regarding this post: The difference between values...
please reply to this post & ask one question regarding this post: The difference between values and beliefs can sometimes blur into one another. A belief is something someone uses from their own experience and applies it to a future scenario. A belief can be seen as unchanging or difficult to ch...
1 answer
A survey was taken of U.S. companies that do business with firms in India. One of...
A survey was taken of U.S. companies that do business with firms in India. One of the questions on the survey was: Approximately how many years has your company been trading with firms in India? A random sample of 44 responses to this question yielded a mean of 10.455 years. Suppose the population s...
1 answer
Suppose that a dollar placed into an account triples every 12 years. How much will be in the account after 60 years?
Suppose that a dollar placed into an account triples every 12 years. How much will be in the account after 60 years?...
1 answer
Mama's Corner currently sells blue jeans and T-shirts. Management is considering adding fleece tops to its...
Mama's Corner currently sells blue jeans and T-shirts. Management is considering adding fleece tops to its inventory to provide a cooler weather option. The tops would sell for $49 each with expected sales of 3,600 tops annually. By adding the fleece tops, management feels the firm will sell an ...
1 answer
6. (20 points) Let r be a real number, for each positive integer n detine 5...
6. (20 points) Let r be a real number, for each positive integer n detine 5 ) te as follows 1 if n = 0 S(n-1) +r" if n > 0 Find a non-recursive expression for S(n) and prove that your formula is com mathematical induction....
1 answer
Identify all important peaks in this IR spectra. RUKER 1000 3500 3000 2500 1500 2000 Wavenumber...
Identify all important peaks in this IR spectra. RUKER 1000 3500 3000 2500 1500 2000 Wavenumber cm-1 3645.11 3370.58 3026.15 2918.86 2858.20 2752.32 1950.64 1882.30 1810.72 1758.73 1643.29 1604.20 1494.63 1452.44 1384.72 1350.35 1292.76 1201.71 1178.70 1156.17 1058.54 1025.41 979.57 864.79 779.68 73...
1 answer
2. Many electronic devices use electricity even when they are turned off. Old CRT televisions were...
2. Many electronic devices use electricity even when they are turned off. Old CRT televisions were notorious "energy vampires", some using 10 W of power when off. Newer flat panel TVs are much more efficient. How much would an old CRT TV cost you in electricity if it were plugged in (but lef...
1 answer
The active ingredient in this antacid is CaCO3 which is results in the following reaction: CaCO3+...
The active ingredient in this antacid is CaCO3 which is results in the following reaction: CaCO3+ 2HCl → CaCl2+ H2CO3. Because this is a 2:1 reaction how will that affect the number of moles you calculated for the base in the antacid?...
1 answer
Comparative financial statements for Weller Corporation, a merchandising company, for the year ending December 31 appear...
Comparative financial statements for Weller Corporation, a merchandising company, for the year ending December 31 appear below. The company did not issue any new common stock during the year. A total of 600,000 shares of common stock were outstanding. The interest rate on the bond payable was 10%, t...
1 answer
Question 18 Recently, Julia Estes was interested in purchasing a Honda Acura. The salesperson indicated that...
Question 18 Recently, Julia Estes was interested in purchasing a Honda Acura. The salesperson indicated that the price of the car was either $25,000 cash or $6,300 at the end of each of 5 years. Compute the effective-interest rate to the nearest percent that Julia would pay if she chooses to make th...
1 answer
What evidence is there of British influence on accounting in India?
What evidence is there of British influence on accounting in India?...
1 answer
PLEASE HELP I HAVE TO HAVE THIS DONE SOON Cash budget—Basic Grenoble Enterprises had sales of...
PLEASE HELP I HAVE TO HAVE THIS DONE SOON Cash budget—Basic Grenoble Enterprises had sales of $50,200 in March and $59,800 in April. Forecast sales for​ May, June, and July are $70,300​, $79,900​, and $100,500​, respectively. The firm has a cash balance of $5,100 o...
4 answers
A 33-? resistor and a 25-? resistor are connected in parallel, and the combination is connected...
A 33-? resistor and a 25-? resistor are connected in parallel, and the combination is connected across a 280-V dc line. (a) What is the resistance of the parallel combination? ---------- ? (b) What is the total current through the parallel combination? ------------- A (c) What is the current throu...
1 answer
Write an equation in slope-intercept form for the line that satisfies each set of conditions
Write an equation in slope-intercept form for the line that satisfies each set of conditions. passes through (2,-5), perpindicular to the graph of y=1/4x +7...
1 answer
Question #1. Ambient temperature water (20 °C) is flowing through the horizontal piping system shown below...
Question #1. Ambient temperature water (20 °C) is flowing through the horizontal piping system shown below (not drawn to scale). There is a leak occurring in the reducing bushing that connects the larger (4" internal diameter) wrought iron pipe to the smaller (2" internal diameter) wroug...